31365399

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 47738880

約数和(自身を除く): 16373481

約数列:

[1, 3, 13, 23, 39, 69, 73, 219, 299, 479, 897, 949, 1437, 1679, 2847, 5037, 6227, 11017, 18681, 21827, 33051, 34967, 65481, 104901, 143221, 429663, 454571, 804241, 1363713, 2412723, 10455133, 31365399]

約数ペア:

[(1, 31365399), (3, 10455133), (13, 2412723), (23, 1363713), (39, 804241), (69, 454571), (73, 429663), (219, 143221), (299, 104901), (479, 65481), (897, 34967), (949, 33051), (1437, 21827), (1679, 18681), (2847, 11017), (5037, 6227)]